After the Southern California wildfires burned tens of thousands of acres last month, thousands of Angelenos are returning home for the first time in weeks.

We break down every type of flood notice from the National Weather Service and what you need to do at each step.

A new rain storm is bearing down on California, including fire-ravaged Los Angeles, where residents are bracing for the possibility of mudslides and landslides.

When hills are healthy, vegetation can anchor the soil in place. But when that is burned off, hillsides become vulnerable to erosion, and slopes can come crashing down.

Unprecedented ocean warming breaks records. Scientists warn of accelerating climate change and the consequences for our ...

Rain on burned hillslopes can trigger dangerous floods and debris flows. Those debris flows can move with the speed of a ...

Areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they happen? What is being done to prepare for storms?

Two significant storms are hitting two different parts of the country at the same time as a frenzied weather pattern shows no ...

"La Nina is a major factor behind the current dry conditions in southern China," said Gu Wei, a researcher at the center. "It ...

World may have entered era of 1.5C warming, scientists say Last year's record-breaking temperatures could be a sign that the world is entering a new era above 1.5C of global warming, scientists say, ...

January 2025 was the hottest on record—a whole 1.7°C above pre-industrial levels. If many climate-watchers expected the world ...